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Finding the Fourth Proportional to 352,752.39, 486,807.18 and 191,607.39

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Solution

The fourth proportional to 352,752.39, 486,807.18 and 191,607.39 is: 264,423.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,752.39 : 486,807.18 = 191,607.39 : x
  2. Step 2: Convert to fraction form
    352,752.39/486,807.18 = 191,607.39/x
  3. Step 3: Cross multiply
    352,752.39x = 486,807.18 × 191,607.39
  4. Step 4: Simplify right side
    352,752.39x = 93,275,853,193.06
  5. Step 5: Solve for x
    x = 93,275,853,193.06/352,752.39
  6. Step 6: Final answer
    x = 264,423.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.